| Company | Timeline | Status | |
| Displaynote Technologies Limited Director • Director | 2 May 2024←8 Months→1 Jan 2025 | Active | |
| Tachyonrad Limited Director • Managing Director | 14 Dec 2022←2 Years 11 Months→Current | Active | |
| Spark Technology Services Limited Director • Director | 1 Jul 2021←3 Years→1 Jan 2025 | Active | |
| Tachyonprime Limited Director • Technical Director | 15 Nov 2020←8 Months→27 Jul 2021 | Dissolved | |
| Hantsom Limited Director • Technology | 25 Apr 2019←10 Months→9 Mar 2020 | Dissolved | |
| Wifispark Limited Secretary • Director | 13 Apr 2005←2 Months→14 Jun 2005 | Active | |
| Wifispark Limited Director • Chief Executive Officer | 30 Oct 2003←21 Years→1 Jan 2025 | Active | |
